tests/nop_node.c

/*
 * libfdt - Flat Device Tree manipulation
 *	Testcase for fdt_nop_node()
 * Copyright (C) 2006 David Gibson, IBM Corporation.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>

#include <fdt.h>
#include <libfdt.h>

#include "tests.h"
#include "testdata.h"

int main(int argc, char *argv[])
{
	struct fdt_header *fdt;
	int subnode1_offset, subnode2_offset, subsubnode2_offset;
	int err;

	test_init(argc, argv);
	fdt = load_blob_arg(argc, argv);

	subnode1_offset = fdt_path_offset(fdt, "/subnode1");
	if ((err = fdt_offset_error(subnode1_offset)))
		FAIL("Couldn't find \"/subnode1\": %s", fdt_strerror(err));
	check_getprop_typed(fdt, subnode1_offset, "prop-int", TEST_VALUE_1);

	subnode2_offset = fdt_path_offset(fdt, "/subnode2");
	if ((err = fdt_offset_error(subnode2_offset)))
		FAIL("Couldn't find \"/subnode2\": %s", fdt_strerror(err));
	check_getprop_typed(fdt, subnode2_offset, "prop-int", TEST_VALUE_2);
	
	subsubnode2_offset = fdt_path_offset(fdt, "/subnode2/subsubnode");
	if ((err = fdt_offset_error(subsubnode2_offset)))
		FAIL("Couldn't find \"/subnode2/subsubnode\": %s",
		     fdt_strerror(err));
	check_getprop_typed(fdt, subsubnode2_offset, "prop-int", TEST_VALUE_2);

	err = fdt_nop_node(fdt, subnode1_offset);
	if (err)
		FAIL("fdt_nop_node(subnode1): %s", fdt_strerror(err));

	subnode1_offset = fdt_path_offset(fdt, "/subnode1");
	if ((err = fdt_offset_error(subnode1_offset)) != FDT_ERR_NOTFOUND)
		FAIL("fdt_path_offset(subnode1) returned \"%s\" instead of \"%s\"",
		     fdt_strerror(err), fdt_strerror(FDT_ERR_NOTFOUND));

	subnode2_offset = fdt_path_offset(fdt, "/subnode2");
	if ((err = fdt_offset_error(subnode2_offset)))
		FAIL("Couldn't find \"/subnode2\": %s", fdt_strerror(err));
	check_getprop_typed(fdt, subnode2_offset, "prop-int", TEST_VALUE_2);
	
	subsubnode2_offset = fdt_path_offset(fdt, "/subnode2/subsubnode");
	if ((err = fdt_offset_error(subsubnode2_offset)))
		FAIL("Couldn't find \"/subnode2/subsubnode\": %s",
		     fdt_strerror(err));
	check_getprop_typed(fdt, subsubnode2_offset, "prop-int", TEST_VALUE_2);

	err = fdt_nop_node(fdt, subnode2_offset);
	if (err)
		FAIL("fdt_nop_node(subnode2): %s", fdt_strerror(err));

	subnode1_offset = fdt_path_offset(fdt, "/subnode1");
	if ((err = fdt_offset_error(subnode1_offset)) != FDT_ERR_NOTFOUND)
		FAIL("fdt_path_offset(subnode1) returned \"%s\" instead of \"%s\"",
		     fdt_strerror(err), fdt_strerror(FDT_ERR_NOTFOUND));

	subnode2_offset = fdt_path_offset(fdt, "/subnode2");
	if ((err = fdt_offset_error(subnode2_offset)) != FDT_ERR_NOTFOUND)
		FAIL("fdt_path_offset(subnode2) returned \"%s\" instead of \"%s\"",
		     fdt_strerror(err), fdt_strerror(FDT_ERR_NOTFOUND));
	
	subsubnode2_offset = fdt_path_offset(fdt, "/subnode2/subsubnode");
	if ((err = fdt_offset_error(subsubnode2_offset)) != FDT_ERR_NOTFOUND)
		FAIL("fdt_path_offset(subsubnode2) returned \"%s\" instead of \"%s\"",
		     fdt_strerror(err), fdt_strerror(FDT_ERR_NOTFOUND));

	PASS();
}